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Angle Fact

Author:Alex Knight, cousin.avi

Change the angle with the slider until the marked angle is 90

New Resources

Silhouettes without gaps and isolated
Domino Chain Reaction
The Cosine Formula - Proof Without Words
Positive and Negative Space
Exploding cube

Discover Resources

Measuring Angles of Reflection
matrice
conditional probability
Zylinder in Kegel
IMO 2008/1

Discover Topics

Fractions
Polygons
General Quadrilateral
Real Numbers
Parametric Curves

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